<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
      div{
        width: 100px;
        height: 100px;
        border: 1px solid red;
      }
      span{
        width: 100px;
        height: 100px;
        border: 1px solid blue;
          /*如果有需求必须改动行内元素的宽高 则可以通过修改display的值
        的方式,把元素的显示方式改成块级元素或行内块元素后 就可以修改了*/
        display: inline-block;
      }
      img{
        width: 100px;
        height: 100px;
        display: none;
      }
    </style>
</head>
<body>
  <img src="../a.webp" alt="">
  <img src="../a.webp" alt="">
  <img src="../a.webp" alt="">
  <div>div1</div>
  <div>div2</div>
  <div>div3</div>
  <span>span1</span>
  <span>span2</span>
  <span>span3</span>
</body>
</html>